- add netmap-libpcap
- add netmap (FreeBSD header files need to be updated with this) - move prototype perl scripts to prototype/ folder - create basic structure for sipcap app (no code yet)
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83
netmap-libpcap/README.aix
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83
netmap-libpcap/README.aix
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Using BPF:
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(1) AIX 4.x's version of BPF is undocumented and somewhat unstandard; the
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current BPF support code includes changes that should work around
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that; it appears to compile and work on at least one AIX 4.3.3
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machine.
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Note that the BPF driver and the "/dev/bpf" devices might not exist
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on your machine; AIX's tcpdump loads the driver and creates the
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devices if they don't already exist. Our libpcap should do the
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same, and the configure script should detect that it's on an AIX
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system and choose BPF even if the devices aren't there.
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(2) If libpcap doesn't compile on your machine when configured to use
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BPF, or if the workarounds fail to make it work correctly, you
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should send to tcpdump-workers@lists.tcpdump.org a detailed bug
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report (if the compile fails, send us the compile error messages;
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if it compiles but fails to work correctly, send us as detailed as
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possible a description of the symptoms, including indications of the
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network link-layer type being wrong or time stamps being wrong).
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If you fix the problems yourself, please submit a patch by forking
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the branch at
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https://github.com/the-tcpdump-group/libpcap/issues
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and issuing a pull request, so we can incorporate the fixes into the
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next release.
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If you don't fix the problems yourself, you can, as a workaround,
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make libpcap use DLPI instead of BPF.
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This can be done by specifying the flag:
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--with-pcap=dlpi
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to the "configure" script for libpcap.
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If you use DLPI:
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(1) It is a good idea to have the latest version of the DLPI driver on
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your system, since certain versions may be buggy and cause your AIX
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system to crash. DLPI is included in the fileset bos.rte.tty. I
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found that the DLPI driver that came with AIX 4.3.2 was buggy, and
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had to upgrade to bos.rte.tty 4.3.2.4:
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lslpp -l bos.rte.tty
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bos.rte.tty 4.3.2.4 COMMITTED Base TTY Support and Commands
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Updates for AIX filesets can be obtained from:
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ftp://service.software.ibm.com/aix/fixes/
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These updates can be installed with the smit program.
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(2) After compiling libpcap, you need to make sure that the DLPI driver
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is loaded. Type:
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strload -q -d dlpi
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If the result is:
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dlpi: yes
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then the DLPI driver is loaded correctly.
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If it is:
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dlpi: no
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Then you need to type:
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strload -f /etc/dlpi.conf
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Check again with strload -q -d dlpi that the dlpi driver is loaded.
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Alternatively, you can uncomment the lines for DLPI in
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/etc/pse.conf and reboot the machine; this way DLPI will always
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be loaded when you boot your system.
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(3) There appears to be a problem in the DLPI code in some versions of
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AIX, causing a warning about DL_PROMISC_MULTI failing; this might
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be responsible for DLPI not being able to capture outgoing packets.
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